If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Can you solve below mathematical equation?

2^1234 - 2^1233

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

Why is a river so rich ?

The more of this there is, the less you see. What is it?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

Can it be possible to build a house that has all its four walls facing towards the South?

If 21x = 79x, what is the value of x?